Shop replacing hard wired smoke alarm

Sponsored
About our ads
$246.35
$269.97
Kidde Hardwired Smoke & Carbon Monoxide Detector, 10-Year Battery Backup, Voice Alerts, Interconnectable LED Warning Light Indicators, 4 Pack
Amazon.com
816
Free shipping
$246.35
$269.97
Kidde Hardwired Smoke & Carbon Monoxide Detector, 10-Year Battery Backup, Voice Alerts, Interconnectable LED Warning Light Indicators, 4 Pack
Amazon.com
816
$6.75
$7.50
Smoke Alarm
Home Guard Supply
10% off
$6.75
$7.50
Smoke Alarm
Home Guard Supply
$13.38
First Alert 9120B 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm (Upgraded To SMI100-AC)
Electric Bargain Store
39
$13.38
First Alert 9120B 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm (Upgraded To SMI100-AC)
Electric Bargain Store
39
$96.00
Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup Smoke Alarm, Interconnectable, LED Warning Light Indicators, 2 Pack
Amazon.com
466
Free shipping
$96.00
Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup Smoke Alarm, Interconnectable, LED Warning Light Indicators, 2 Pack
Amazon.com
466
$19.99
BRK SMI100-AC Smoke Alarm - Hardwired With Ionization Sensor, Battery Backup, And Replaceable Battery
WholesaleHome
$19.99
BRK SMI100-AC Smoke Alarm - Hardwired With Ionization Sensor, Battery Backup, And Replaceable Battery
WholesaleHome
$13.38
BRK Electronics First Alert 9120B 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm (Upgraded To SMI100-AC)
Electric Bargain Store
6
$13.38
BRK Electronics First Alert 9120B 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm (Upgraded To SMI100-AC)
Electric Bargain Store
6
$98.99
BRK SMI100-AC Smoke Alarm - Hardwired With Ionization Sensor, Battery Backup, And Replaceable Battery, 6 Pack
WholesaleHome
$98.99
BRK SMI100-AC Smoke Alarm - Hardwired With Ionization Sensor, Battery Backup, And Replaceable Battery, 6 Pack
WholesaleHome
$67.42
$79.97
Kidde Smoke Detector, Hardwired With 10-Year Battery Backup, Interconnectable, LED Status Lights, 85 Db Alarm, 5-Inches, 20SA10, 2 Pack
Amazon.com
Free shipping
15% off
$67.42
$79.97
Kidde Smoke Detector, Hardwired With 10-Year Battery Backup, Interconnectable, LED Status Lights, 85 Db Alarm, 5-Inches, 20SA10, 2 Pack
Amazon.com
Free shipping
$13.38
BRK Electronics First Alert 4120B 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm (Upgraded To SMI100-AC)
Electric Bargain Store
11
$13.38
BRK Electronics First Alert 4120B 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm (Upgraded To SMI100-AC)
Electric Bargain Store
11
$32.99
BRK SMI105-AC Smoke Alarm - Hardwired With Ionization Sensor And 10 Year Battery Backup
WholesaleHome
$32.99
BRK SMI105-AC Smoke Alarm - Hardwired With Ionization Sensor And 10 Year Battery Backup
WholesaleHome
$13.38
BRK First Alert SMI100-AC (1046836) 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm
Electric Bargain Store
6
$13.38
BRK First Alert SMI100-AC (1046836) 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm
Electric Bargain Store
6
$148.99
BRK SMI105-AC Smoke Alarm - Hardwired With Ionization Sensor And 10 Year Battery Backup, 6-PACK
WholesaleHome
$148.99
BRK SMI105-AC Smoke Alarm - Hardwired With Ionization Sensor And 10 Year Battery Backup, 6-PACK
WholesaleHome
$13.38
First Alert 9120BFF 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm (Upgraded To SMI100-AC)
Electric Bargain Store
26K+
$13.38
First Alert 9120BFF 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm (Upgraded To SMI100-AC)
Electric Bargain Store
26K+
$35.97
$41.97
Kidde Smoke Detector, Hardwired With 10-Year Battery Backup, Interconnectable, LED Status Lights, 85 Db Alarm, 5-Inches, 20SA10, 1 Pack
Amazon.com
1K+
Free shipping
14% off
$35.97
$41.97
Kidde Smoke Detector, Hardwired With 10-Year Battery Backup, Interconnectable, LED Status Lights, 85 Db Alarm, 5-Inches, 20SA10, 1 Pack
Amazon.com
1K+
$150.00
$209.99
FIRST ALERT BRK SC9120B-3 Hardwired Smoke And Carbon Monoxide (CO) Detector With Battery Backup, White, Pack Of 3
Amazon.com
27K+
Free shipping
28% off
$150.00
$209.99
FIRST ALERT BRK SC9120B-3 Hardwired Smoke And Carbon Monoxide (CO) Detector With Battery Backup, White, Pack Of 3
Amazon.com
27K+
$104.76
Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup, Voice Alerts, Interconnectable, LED Warning Light Indicators, 2 Pack
Amazon.com
Free shipping
$104.76
Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup, Voice Alerts, Interconnectable, LED Warning Light Indicators, 2 Pack
Amazon.com
Free shipping
$59.99
$92.99
First Alert BRK SC-9120B Hardwired Smoke And Carbon Monoxide (CO) Detector With Battery Backup
Amazon.com
3K+
Free shipping
35% off
$59.99
$92.99
First Alert BRK SC-9120B Hardwired Smoke And Carbon Monoxide (CO) Detector With Battery Backup
Amazon.com
3K+
$13.38
BRK Electronics First Alert SA86B 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm (Upgraded To SMI100-AC)
Electric Bargain Store
235
$13.38
BRK Electronics First Alert SA86B 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm (Upgraded To SMI100-AC)
Electric Bargain Store
235
$13.38
First Alert BRK SA4120B 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm (Upgraded To SMI100-AC)
Electric Bargain Store
235
$13.38
First Alert BRK SA4120B 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm (Upgraded To SMI100-AC)
Electric Bargain Store
235
$58.28
First Alert SC7010B 120V AC/DC Hardwired With 2 AA Batteries Backup Photoelectric Smoke Alarm And Carbon Monoxide Combo Alarm (Upgraded To
Electric Bargain Store
6
$58.28
First Alert SC7010B 120V AC/DC Hardwired With 2 AA Batteries Backup Photoelectric Smoke Alarm And Carbon Monoxide Combo Alarm (Upgraded To
Electric Bargain Store
6
$49.81
$64.99
First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector With Battery Backup, SMICO100-AC, 1-Pack
Amazon.com
29
Free shipping
23% off
$49.81
$64.99
First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector With Battery Backup, SMICO100-AC, 1-Pack
Amazon.com
29
$119.99
First Alert BRK SMI100-AC Hardwire Smoke Alarm With Battery Backup 6 Pack - 5050134
Acme Tools
1K+
$119.99
First Alert BRK SMI100-AC Hardwire Smoke Alarm With Battery Backup 6 Pack - 5050134
Acme Tools
1K+
$53.98
BRK First Alert SMICO100-AC (1046871) 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm And Carbon Monoxide Combo Alarm
Electric Bargain Store
2
$53.98
BRK First Alert SMICO100-AC (1046871) 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm And Carbon Monoxide Combo Alarm
Electric Bargain Store
2
$34.68
BRK Electronics First Alert 7010B 120V AC/DC Hardwired With 9V Battery Backup Photoelectric Smoke Alarm (Upgraded To SM100V-AC)
Electric Bargain Store
3
$34.68
BRK Electronics First Alert 7010B 120V AC/DC Hardwired With 9V Battery Backup Photoelectric Smoke Alarm (Upgraded To SM100V-AC)
Electric Bargain Store
3
How To Replace a Hardwired Smoke Detector | Why These Are The Best!
6:08
How To Replace a Hardwired Smoke Detector | Why These Are The Best!
750.5K viewsAug 30, 2020
YouTubeDaru Dhillon
How to replace old hard wired smoke detectors - easy DIY
8:44
How to replace old hard wired smoke detectors - easy DIY
317.1K viewsDec 5, 2020
YouTubePlatoon Garage
How to Replace Hardwired Smoke Detector – Safely Update Your Smoke Detectors with Kidde FireX
4:53
How to Replace Hardwired Smoke Detector – Safely Update Your Smoke Detectors with Kidde FireX
521.9K viewsMar 9, 2020
YouTubeTheRenderQ
How To Replace a Hardwired Smoke & CO Detector (No Rewiring Needed!)
3:47
How To Replace a Hardwired Smoke & CO Detector (No Rewiring Needed!)
26.5K views9 months ago
YouTubeEveryday Home Repairs Help
Replacing a Failed Hard-Wired Smoke or Smoke/CO Detector | Fast Easy DIY
6:58
Replacing a Failed Hard-Wired Smoke or Smoke/CO Detector | Fast Easy DIY
206.6K views11 months ago
YouTubeEveryday Home Repairs
How to Replace Hard Wired Smoke Detectors DIY
5:53
How to Replace Hard Wired Smoke Detectors DIY
380.1K viewsNov 25, 2022
YouTubeDIY Homestead Projects
Under Three Minutes! | Replacing a Hardwired Smoke Alarm
2:58
Under Three Minutes! | Replacing a Hardwired Smoke Alarm
24.2K viewsFeb 13, 2021
YouTubeS.E.R. Safety
1:36
Kidde hardwired smoke alarm replacement
5.1K viewsApr 14, 2025
YouTubeGreenhorn Tenderfoot
12:08
How to properly & safely install new HARD WiRED Smoke Detector!
136K viewsNov 1, 2019
YouTubeDIY with Michael Borders
8:18
How to Replace Hardwired Smoke Detector (Easy DIY Guide)
2.8K views10 months ago
YouTubeLittle House Stuff
4:25
How to Install Hard Wired Smoke Detector - Easy Installation First Alert Smoke Detector Model 9120B
81.4K viewsJan 16, 2023
YouTubeTheRenderQ
3:59
Replacing Hard Wired Smoke Alarm
25.7K viewsOct 7, 2020
YouTubeDIYNorth
14:54
Hardwired Smoke and Carbon Monoxide Detector Replacement DIY
64.7K viewsNov 21, 2021
YouTubeHerb-O-Matic
3:49
How To Replace A Hardwired Smoke Detector
32.1K viewsAug 31, 2020
YouTubeSimpleDIY
6:41
How to Replace a Hardwired Smoke Detector
1.7K viewsMay 2, 2024
YouTubeThe DIY Grunt
1:16
How & When to Replace your Smoke Alarm
67.4K viewsFeb 1, 2021
YouTubeCityofLondonOntario
18:00
How To Replace Hardwired Smoke Alarms With First Alert 2-In-1 Smoke And Carbon Monoxide Alarms
20.9K viewsMar 28, 2025
YouTubeDan Good Dad
3:57
Step By Step Hardwired Smoke Alarm Installation
1.8K views2 months ago
YouTubeHow To Video Channel
6:24
Smoke Detector Installation - Wiring Hardwired Smoke Detector First Alert BRK9120b6CP
166.1K viewsFeb 18, 2020
YouTubeThe Excellent Laborer
4:21
How to Install a Hardwired Smoke Detector
7.8K viewsJun 25, 2024
YouTubeKYK Creations
3:48
Installing new First Alert/BRK Precision Detection Hardwired Smoke alarm with existing BRK alarms
33.6K viewsJun 26, 2024
YouTubeResideo Pro
15:39
Hard-Wired Smoke/CO Detector Troubleshooting And Installation
62.5K viewsMay 1, 2021
YouTubeEnduring Charm LLC
7:30
"Pro-Tip...", Swapping Out Wired Smoke Alarms
349.2K viewsMay 11, 2021
YouTubeKnox County Fire Bureau
4:16
How to change batteries in a hardwired smoke detector
27.1K viewsMar 22, 2025
YouTubeConquerall Electrical
9:55
Installing HardWired Smoke & Carbon Monoxide Detector
48.2K viewsMay 4, 2024
YouTubeFort Knox Co.
2:45
How To Install A Smoke Alarm Detector - Do It Yourself -Hardwire
43K viewsMar 19, 2017
YouTubeJoseph K
1:16
How to replace a hardwired smoke alarm
23.6K viewsApr 5, 2019
YouTubeStructure Tech Home Inspections
5:12
How To Remove & Replace A Hard-Wired Smoke Detector (DIY!)
3K views3 months ago
YouTubeDANDLINC
3:25
How to replace hardwired smoke detectors
256.6K viewsFeb 5, 2017
YouTubeAll About Home Electronics.com
14:56
Replacing Hard Wired Smoke Alarm Made Easy
1.8K viewsMay 31, 2020
YouTubeVideoJoeShows
See more

Short videos

0:59
How to Replace a Hard-wired Smoke Alarm 🛠️ (DIY & Sav…
605 views4 months ago
YouTubeTool-Driven Days
0:27
Replace Smoke Detector - Install First Alert Wired Sm…
193.9K viewsJun 23, 2023
YouTubeHouseBarons
2:03
How To Replace Wired Smoke Alarm
648 views2 months ago
YouTubeJohn Plutino
0:06
How to install Hardwired Smoke Alarm
26.6K viewsApr 4, 2022
YouTubeQuick Fix With H
1:53
Replacing a Failed Hard-Wired Smoke or Smoke_C…
166 views3 months ago
TikTokuff3noapnoap2171991
2:54
How to install 2-in-1 Hardwired Smoke and Carb…
385 views2 weeks ago
YouTubeGo Places Media Company, LLC
0:21
replace smoke detector battery - first alert wired sm…
1M viewsJun 22, 2023
YouTubeHouseBarons
0:34
How to replace a wired battery backup smoke and …
4K viewsFeb 4, 2024
YouTubeDrPrez
0:31
Install a Smoke Alarm in Seconds Without Ceiling D…
804 viewsJan 26, 2025
YouTubeRoyale Installation
0:10
Smoke Detector Beeping: Troubleshooting and Repla…
59K viewsOct 24, 2022
TikTokrusticpassionsstudio
0:51
How to replace smoke alarm (BRK SMI100-AC)
6K views10 months ago
YouTubePeter Ding
0:26
How to smoke detector installation
4.8K viewsMar 1, 2024
YouTubeneksuper
0:53
How to Remove ANY Smoke Detector in Under 60 Secon…
237.1K viewsMar 18, 2025
YouTubeConquerall Electrical
1:08
How to disconnect a wired FIREX Smoke Alarm / Fire …
211.3K viewsOct 4, 2020
YouTubeTS
0:38
Special Strobe Smoke Alarm! | First Alert Hardwired Smo…
94.3K views5 months ago
YouTubeS.E.R. Safety
0:48
Finished installing Kidde,wired, smoke+carbo…
2.3K views6 months ago
YouTubeRong Lin
1:00
how to install smoke alarm on ceiling
1.1K viewsJul 7, 2024
YouTubeneksuper
1:01
How To Replace A Smoke Detector Battery – Quick S…
260 viewsApr 22, 2025
YouTube1-800-Plumber +Air and Electric
1:03
When to change the battery in smoke alarms #handyma…
917 views4 months ago
YouTube5C Home Solutions
0:05
Replace Your Smoke Alarm Battery NOW Before It's To…
3K views11 months ago
YouTubeThe Fire Alarm Expert
Static thumbnail place holder

Shop replacing hard wired smoke alarm

Sponsored
About our ads
$246.35
$269.97
Kidde Hardwired Smoke & Carbon Monoxide Detector, 10-Year Battery Backup, Voice Alerts, Interconnectable LED Warning Light Indicators, 4 Pack
Amazon.com
816
Free shipping
$246.35
$269.97
Kidde Hardwired Smoke & Carbon Monoxide Detector, 10-Year Battery Backup, Voice Alerts, Interconnectable LED Warning Light Indicators, 4 Pack
Amazon.com
816
$6.75
$7.50
Smoke Alarm
Home Guard Supply
10% off
$6.75
$7.50
Smoke Alarm
Home Guard Supply
$13.38
First Alert 9120B 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm (Upgraded To SMI100-AC)
Electric Bargain Store
39
$13.38
First Alert 9120B 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm (Upgraded To SMI100-AC)
Electric Bargain Store
39
$96.00
Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup Smoke Alarm, Interconnectable, LED Warning Light Indicators, 2 Pack
Amazon.com
466
Free shipping
$96.00
Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup Smoke Alarm, Interconnectable, LED Warning Light Indicators, 2 Pack
Amazon.com
466
$19.99
BRK SMI100-AC Smoke Alarm - Hardwired With Ionization Sensor, Battery Backup, And Replaceable Battery
WholesaleHome
$19.99
BRK SMI100-AC Smoke Alarm - Hardwired With Ionization Sensor, Battery Backup, And Replaceable Battery
WholesaleHome
$13.38
BRK Electronics First Alert 9120B 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm (Upgraded To SMI100-AC)
Electric Bargain Store
6
$13.38
BRK Electronics First Alert 9120B 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm (Upgraded To SMI100-AC)
Electric Bargain Store
6
$98.99
BRK SMI100-AC Smoke Alarm - Hardwired With Ionization Sensor, Battery Backup, And Replaceable Battery, 6 Pack
WholesaleHome
$98.99
BRK SMI100-AC Smoke Alarm - Hardwired With Ionization Sensor, Battery Backup, And Replaceable Battery, 6 Pack
WholesaleHome
$67.42
$79.97
Kidde Smoke Detector, Hardwired With 10-Year Battery Backup, Interconnectable, LED Status Lights, 85 Db Alarm, 5-Inches, 20SA10, 2 Pack
Amazon.com
Free shipping
15% off
$67.42
$79.97
Kidde Smoke Detector, Hardwired With 10-Year Battery Backup, Interconnectable, LED Status Lights, 85 Db Alarm, 5-Inches, 20SA10, 2 Pack
Amazon.com
Free shipping
$13.38
BRK Electronics First Alert 4120B 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm (Upgraded To SMI100-AC)
Electric Bargain Store
11
$13.38
BRK Electronics First Alert 4120B 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm (Upgraded To SMI100-AC)
Electric Bargain Store
11
$32.99
BRK SMI105-AC Smoke Alarm - Hardwired With Ionization Sensor And 10 Year Battery Backup
WholesaleHome
$32.99
BRK SMI105-AC Smoke Alarm - Hardwired With Ionization Sensor And 10 Year Battery Backup
WholesaleHome
$13.38
BRK First Alert SMI100-AC (1046836) 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm
Electric Bargain Store
6
$13.38
BRK First Alert SMI100-AC (1046836) 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm
Electric Bargain Store
6
$148.99
BRK SMI105-AC Smoke Alarm - Hardwired With Ionization Sensor And 10 Year Battery Backup, 6-PACK
WholesaleHome
$148.99
BRK SMI105-AC Smoke Alarm - Hardwired With Ionization Sensor And 10 Year Battery Backup, 6-PACK
WholesaleHome
$13.38
First Alert 9120BFF 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm (Upgraded To SMI100-AC)
Electric Bargain Store
26K+
$13.38
First Alert 9120BFF 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm (Upgraded To SMI100-AC)
Electric Bargain Store
26K+
$35.97
$41.97
Kidde Smoke Detector, Hardwired With 10-Year Battery Backup, Interconnectable, LED Status Lights, 85 Db Alarm, 5-Inches, 20SA10, 1 Pack
Amazon.com
1K+
Free shipping
14% off
$35.97
$41.97
Kidde Smoke Detector, Hardwired With 10-Year Battery Backup, Interconnectable, LED Status Lights, 85 Db Alarm, 5-Inches, 20SA10, 1 Pack
Amazon.com
1K+
$150.00
$209.99
FIRST ALERT BRK SC9120B-3 Hardwired Smoke And Carbon Monoxide (CO) Detector With Battery Backup, White, Pack Of 3
Amazon.com
27K+
Free shipping
28% off
$150.00
$209.99
FIRST ALERT BRK SC9120B-3 Hardwired Smoke And Carbon Monoxide (CO) Detector With Battery Backup, White, Pack Of 3
Amazon.com
27K+
$104.76
Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup, Voice Alerts, Interconnectable, LED Warning Light Indicators, 2 Pack
Amazon.com
Free shipping
$104.76
Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup, Voice Alerts, Interconnectable, LED Warning Light Indicators, 2 Pack
Amazon.com
Free shipping
$59.99
$92.99
First Alert BRK SC-9120B Hardwired Smoke And Carbon Monoxide (CO) Detector With Battery Backup
Amazon.com
3K+
Free shipping
35% off
$59.99
$92.99
First Alert BRK SC-9120B Hardwired Smoke And Carbon Monoxide (CO) Detector With Battery Backup
Amazon.com
3K+
$13.38
BRK Electronics First Alert SA86B 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm (Upgraded To SMI100-AC)
Electric Bargain Store
235
$13.38
BRK Electronics First Alert SA86B 120V AC/DC Hardwired With 9V Battery Backup Ionization Smoke Alarm (Upgraded To SMI100-AC)
Electric Bargain Store
235